Results 111 to 120 of about 1,473,629 (228)

In Situ Construction of Phosphorus‐Containing Crosslinked Urethane Network Combined With Ammonium Polyphosphate via Reactive Blending for Enhancing Flame Retardancy and Anti‐Dripping Performance of Polylactic Acid Composites

open access: yesSafety Science and Technology, EarlyView.
By in situ reaction blending, DOPO‐HQ and THEIC were added to PLA with MDI to construct a phosphorus containing polyurethane network, which significantly improved the flame retardant and anti‐dripping properties of polylactic acid composites. ABSTRACT Polylactic acid (PLA) is highly flammable and prone to severe melt dripping during combustion, which ...
Chiyuan Chen   +4 more
wiley   +1 more source

Borylcyclopropanes: Synthetic Strategies and Applications

open access: yesAngewandte Chemie, Volume 138, Issue 37, 7 September 2026.
Borylcyclopropanes (cyclopropanes bearing a boron substituent) sit at the intersection of two privileged frameworks in synthesis. This review provides the first exhaustive survey of their chemistry, spanning metal–carbene, nucleophilic cyclization, radical, hydroboration, and C─H activation routes, and documenting applications in medicinal chemistry ...
Aiza A. Butt, Joseph M. Ready
wiley   +2 more sources

Carbapenem-hydrolyzing Oxacillinase-48 and Oxacillinase-181 in Canada, 2011

open access: yesEmerging Infectious Diseases, 2013
Laura F. Mataseje   +9 more
doaj   +1 more source

Genotypic characterisation of carbapenemase-producing organisms obtained in Denmark from patients associated with the war in Ukraine

open access: yesJournal of Global Antimicrobial Resistance, 2023
Rasmus Skjold Stolberg   +14 more
doaj   +1 more source

A Novel Ring-Enlargement Reaction of (3-Oxa-2-silacyclopentyl)methyl Radicals into 4-Oxa-3-silacyclohexyl Radicals. Stereoselective Introduction of a Hydroxyethyl Group via Unusual 6-Endo-Cyclization Products Derived from 3-Oxa-4-silahexenyl Radicals and Its Application to the Synthesis of a 4‘-α-Branched Nucleoside1

open access: yes, 2016
A Novel Ring-Enlargement Reaction of (3-Oxa-2-silacyclopentyl)methyl Radicals into 4-Oxa-3-silacyclohexyl Radicals. Stereoselective Introduction of a Hydroxyethyl Group via Unusual 6-Endo-Cyclization Products Derived from 3-Oxa-4-silahexenyl Radicals and
Akira Matsuda (9292)   +3 more
core   +1 more source

Oxaziridines: Versatile Reagents in Modern Organic Synthesis

open access: yesThe Chemical Record, EarlyView.
Being capable of transferring an O atom and N‐group/atom, oxaziridines are considered multitasking agents. These are employed for diverse organic transformations, such as epoxidation of olefins, α‐ and γ‐hydroxylation/amination of carbonyl compounds, oxidation of sulfides, [3+2]cycloaddition with unsaturated systems.
Ajeet Chandra   +2 more
wiley   +1 more source

Molecular epidemiology of carbapenemases in Enterobacterales in tertiary care hospital and comparison of three phenotypic carbapenemase detection methods

open access: yesJournal of Global Antimicrobial Resistance
AIM: This study aims to investigate current molecular epidemiology of carbapenemases in Enterobacterales in tertiary care hospital and comparison of phenotypic carbapenemase detection methods. Molecular tests were used as the gold standard.
Mustafa Yılmaz, Gül Durmaz
doaj   +1 more source

125 years of exploration and research at Gough's Cave (Somerset, UK) 125 ans d'exploration et de recherches à Gough's Cave (Somerset, Royaume‐Uni)

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
Our understanding of the recolonization of northwest Europe in the period leading up to the Lateglacial Interstadial relies heavily on discoveries from Gough's Cave (Somerset, UK). Gough's Cave is the richest Late Upper Palaeolithic site in the British Isles, yielding an exceptional array of human remains, stone and organic artefacts, and butchered ...
Silvia M. Bello   +2 more
wiley   +1 more source

First detection in Spain of NDM-1-producing Pseudomonas aeruginosa in two patients transferred from Ukraine to a university hospital

open access: yesJournal of Global Antimicrobial Resistance
Objectives: Carbapenemase-mediated carbapenem resistance in Pseudomonas aeruginosa is a relevant health problem. We detected for the first time in Spain two clinical NDM-producing P.
Marta Hernández-García   +7 more
doaj   +1 more source

Genetic and Biochemical characterization of OXA-519, a novel OXA-48-like β-lactamase.

open access: yes, 2018
A multidrug-resistant 1210 isolate with reduced carbapenem susceptibility revealed the presence of a novel plasmid-encoded gene, named The 60.7-kb plasmid (pOXA-519) was similar to the IncL-OXA-48 prototypical plasmid except for a ca.
Dabos, Laura   +21 more
core   +1 more source

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